{"id":401,"date":"2025-11-27T06:35:08","date_gmt":"2025-11-27T06:35:08","guid":{"rendered":"https:\/\/mincool.org\/?p=401"},"modified":"2026-01-12T07:49:37","modified_gmt":"2026-01-12T07:49:37","slug":"collection8","status":"publish","type":"post","link":"https:\/\/mincool.org\/hu\/collection8\/","title":{"rendered":"Amerika - csiszolt k\u00f6vek gy\u0171jtem\u00e9nye"},"content":{"rendered":"<h2 class=\"wp-block-heading has-text-align-center\">Amerika <br>dobcsiszolt k\u00f6vek gy\u0171jtem\u00e9nye<\/h2>\n\n\n\n<p>Csatlakozzon hozz\u00e1nk, hogy bepillant\u00e1st nyerjen a hatalmas amerikai kontinens elk\u00e9peszt\u0151 \u00e1sv\u00e1nykincseibe. T\u00f6rmel\u00e9kes k\u00f6vekb\u0151l \u00e1ll\u00f3 gy\u0171jtem\u00e9ny\u00fcnkben ritka k\u00f6veket mutatunk be Amerika k\u00fcl\u00f6nb\u00f6z\u0151 r\u00e9szeir\u0151l, a hatalmas hegyekt\u0151l a m\u00e9ly erd\u0151kig.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"878\" src=\"https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_kolaz-1024x878.jpg\" alt=\"\" class=\"wp-image-448\" srcset=\"https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_kolaz-1024x878.jpg 1024w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_kolaz-300x257.jpg 300w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_kolaz-768x658.jpg 768w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_kolaz-1536x1317.jpg 1536w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_kolaz-2048x1756.jpg 2048w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_kolaz-14x12.jpg 14w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile\" style=\"grid-template-columns:16% auto\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"755\" src=\"https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Jumbo_Kristal-1024x755.jpg\" alt=\"\" class=\"wp-image-449 size-full\" srcset=\"https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Jumbo_Kristal-1024x755.jpg 1024w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Jumbo_Kristal-300x221.jpg 300w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Jumbo_Kristal-768x566.jpg 768w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Jumbo_Kristal-16x12.jpg 16w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Jumbo_Kristal.jpg 1393w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<p><strong>HEGYIKRIST\u00c1LY (Braz\u00edlia)<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li style=\"line-height:1.3\"><strong>Jellemz\u0151k:<\/strong> A krist\u00e1ly a kvarc \u00e1tl\u00e1tsz\u00f3 \u00e9s tiszta v\u00e1ltozata, amely a szil\u00edcium-dioxid egyik legtiszt\u00e1bb form\u00e1j\u00e1t k\u00e9pviseli. A kvarc \u00fcvegszer\u0171 csillog\u00e1sa, nagy kem\u00e9nys\u00e9ge (a Mohs-sk\u00e1la 7. fokozata) \u00e9s rendk\u00edv\u00fcli tart\u00f3ss\u00e1ga jellemzi. Piezoelektromos tulajdons\u00e1gainak k\u00f6sz\u00f6nhet\u0151en az ipar \u00e9s az \u00e9kszeripar sz\u00e1mos ter\u00fclet\u00e9n sz\u00e9lesk\u00f6r\u0171en alkalmazhat\u00f3.<\/li>\n\n\n\n<li style=\"line-height:1.3\"><strong>Eredet:<\/strong> A szil\u00edcium hossz\u00fa t\u00e1v\u00fa krist\u00e1lyosod\u00e1sa sor\u00e1n keletkezik forr\u00f3 vizes oldatokb\u00f3l a k\u0151zet \u00fcregeiben, gyakran \u00fagynevezett hidroterm\u00e1lis v\u00e9n\u00e1kban. A krist\u00e1lyok ak\u00e1r \u00e9vmilli\u00f3kig is n\u00f6vekedhetnek.<\/li>\n\n\n\n<li style=\"line-height:1.3\"><strong>El\u0151fordul\u00e1s:<\/strong> Fontos lel\u0151helyek k\u00f6z\u00e9 tartozik Braz\u00edlia, az Alpok (k\u00fcl\u00f6n\u00f6sen Sv\u00e1jc) \u00e9s az Egyes\u00fclt \u00c1llamok. A Cseh K\u00f6zt\u00e1rsas\u00e1gban p\u00e9ld\u00e1ul Morvaorsz\u00e1gban, konkr\u00e9tan Vyso\u010din\u00e1ban tal\u00e1lhat\u00f3. Ritka nagy krist\u00e1lyok Madagaszk\u00e1rr\u00f3l sz\u00e1rmaznak. Ez a k\u0151 a braz\u00edliai Minas Gerais \u00e1llamb\u00f3l sz\u00e1rmazik.<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile\" style=\"grid-template-columns:16% auto\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"932\" height=\"689\" src=\"https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_troml_Ametyst.jpg\" alt=\"\" class=\"wp-image-450 size-full\" srcset=\"https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_troml_Ametyst.jpg 932w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_troml_Ametyst-300x222.jpg 300w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_troml_Ametyst-768x568.jpg 768w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_troml_Ametyst-16x12.jpg 16w\" sizes=\"auto, (max-width: 932px) 100vw, 932px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<p><strong>AMETISZT (Braz\u00edlia)<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li style=\"line-height:1.3\"><strong>Jellemz\u0151k:<\/strong> Az ametiszt a kvarc lila sz\u00edn\u0171 v\u00e1ltozata. Sz\u00edn\u00e9t vastartalm\u00e1nak \u00e9s a term\u00e9szetes radioaktivit\u00e1s hat\u00e1s\u00e1nak k\u00f6sz\u00f6nheti. Ez egy \u00e9rt\u00e9kes dr\u00e1gak\u0151, amely m\u00e1r az \u00f3korban is n\u00e9pszer\u0171 volt. \u00c1rnyalatai a finom vil\u00e1gos lil\u00e1t\u00f3l a m\u00e9lys\u00f6t\u00e9tig terjednek.<\/li>\n\n\n\n<li style=\"line-height:1.3\"><strong>Eredet:<\/strong> Az ametiszt a k\u0151zet\u00fcregekbe behatol\u00f3 forr\u00f3 oldatokb\u00f3l krist\u00e1lyosodik ki, k\u00fcl\u00f6n\u00f6sen vulkanikus k\u00f6rnyezetben. Gyakran k\u00e9peznek krist\u00e1lyokat az \u00fcregek fal\u00e1n - \u00fagynevezett ametisztgeod\u00e1kat.<\/li>\n\n\n\n<li style=\"line-height:1.3\"><strong>El\u0151fordul\u00e1s:<\/strong> A legfontosabb lel\u0151helyek Braz\u00edlia (Rio Grande r\u00e9gi\u00f3), Uruguay, Oroszorsz\u00e1g (Ural-hegys\u00e9g), Szlov\u00e1kia (Stiavnica) \u00e9s a Cseh K\u00f6zt\u00e1rsas\u00e1g (\u00c9rchegys\u00e9g). A mi k\u00f6v\u00fcnk a braz\u00edliai Par\u00e1 \u00e1llamban tal\u00e1lhat\u00f3 Marab\u00e1 v\u00e1ros melletti b\u00e1ny\u00e1kb\u00f3l sz\u00e1rmazik.<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile\" style=\"grid-template-columns:16% auto\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Zahneda-1024x768.jpg\" alt=\"\" class=\"wp-image-451 size-full\" srcset=\"https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Zahneda-1024x768.jpg 1024w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Zahneda-300x225.jpg 300w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Zahneda-768x576.jpg 768w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Zahneda-1536x1152.jpg 1536w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Zahneda-16x12.jpg 16w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Zahneda.jpg 2012w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<p><strong>F\u00dcSTKVARC (Braz\u00edlia)<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li style=\"line-height:1.3\"><strong>Jellemz\u0151k:<\/strong> A Zahneda a kvarc f\u00fcst\u00f6s barn\u00e1t\u00f3l a feket\u00e9ig terjed\u0151 f\u00fcst\u00f6sbarna v\u00e1ltozata. Sz\u00ednez\u0151d\u00e9s\u00e9t a krist\u00e1lyr\u00e1csban l\u00e9v\u0151 alum\u00ednium Al3+ ionok okozz\u00e1k, amelyek az eredeti k\u0151 sz\u00edn\u00e9t ut\u00f3lagos term\u00e9szetes besug\u00e1rz\u00e1s hat\u00e1s\u00e1ra megv\u00e1ltoztatj\u00e1k. A sz\u00edn intenzit\u00e1sa az ionok mennyis\u00e9g\u00e9t\u0151l f\u00fcgg a krist\u00e1lyr\u00e1csban. A meleg\u00edt\u00e9s hat\u00e1s\u00e1ra a k\u0151 kivil\u00e1gosodhat vagy citrinn\u00e9 v\u00e1lhat.<\/li>\n\n\n\n<li style=\"line-height:1.3\"><strong>Eredet:<\/strong> A k\u0151 pegmatitokban, alpesi erekben \u00e9s metamorf\u00f3zissal \u00e1talakult k\u0151zetekben k\u00e9pz\u0151dik a kvarc krist\u00e1lyosod\u00e1sa sor\u00e1n. Az eredetileg tiszta krist\u00e1ly barna elsz\u00ednez\u0151d\u00e9s\u00e9t a k\u00f6rnyez\u0151 \u00e1sv\u00e1nyok term\u00e9szetes radioakt\u00edv sug\u00e1rz\u00e1sa okozza, amely a r\u00e1csban l\u00e9v\u0151 alum\u00edniumatomokra hat.<\/li>\n\n\n\n<li style=\"line-height:1.3\"><strong>El\u0151fordul\u00e1s: <\/strong>A gy\u00f6mb\u00e9r f\u0151 lel\u0151helyei Braz\u00edli\u00e1ban, az Alpokban \u00e9s az Ur\u00e1lban, de a Cseh K\u00f6zt\u00e1rsas\u00e1gban is megtal\u00e1lhat\u00f3. A kereskedelmi forgalomban l\u00e9v\u0151 brazil gy\u00f6mb\u00e9r nagy r\u00e9sze val\u00f3j\u00e1ban mesters\u00e9gesen besug\u00e1rzott krist\u00e1ly. A mi k\u00f6v\u00fcnk a braz\u00edliai Minas Geraisb\u00f3l sz\u00e1rmazik, \u00e9s nem mesters\u00e9gesen besug\u00e1rzott.<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile\" style=\"grid-template-columns:16% auto\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Granat-1024x768.jpg\" alt=\"\" class=\"wp-image-452 size-full\" srcset=\"https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Granat-1024x768.jpg 1024w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Granat-300x225.jpg 300w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Granat-768x576.jpg 768w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Granat-1536x1153.jpg 1536w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Granat-16x12.jpg 16w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Granat.jpg 1715w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<p><strong>GR\u00c1N\u00c1T (Braz\u00edlia)<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li style=\"line-height:1.3\"><strong>Jellemz\u0151k:<\/strong> A gr\u00e1n\u00e1t az \u00e1sv\u00e1nyok egy eg\u00e9sz csoportj\u00e1t k\u00e9pviseli, amelyek sz\u00ednei nagyon v\u00e1ltozatosak lehetnek. A k\u00fcl\u00f6nb\u00f6z\u0151 t\u00edpusok els\u0151sorban k\u00e9miai \u00f6sszet\u00e9tel\u00fckben k\u00fcl\u00f6nb\u00f6znek egym\u00e1st\u00f3l. Az egyes elemek k\u00e9pviselete szerint sz\u00ednsk\u00e1la alakul ki, amelyek keverednek egym\u00e1ssal. Megk\u00fcl\u00f6nb\u00f6ztethet\u00fcnk p\u00e9ld\u00e1ul v\u00f6r\u00f6s almandin, narancss\u00e1rga spesszartin, z\u00f6ld uvarovit \u00e9s m\u00e1s sz\u00edn\u0171 fajokat. Kem\u00e9nys\u00e9ge miatt a gr\u00e1n\u00e1t alluvi\u00e1lis lel\u0151helyeken is megtal\u00e1lhat\u00f3, \u00e9s az \u00e9kszeriparban val\u00f3 feldolgoz\u00e1s c\u00e9lj\u00e1b\u00f3l b\u00e1ny\u00e1ssz\u00e1k, mint p\u00e9ld\u00e1ul a boh\u00e9m pirop.<\/li>\n\n\n\n<li style=\"line-height:1.3\"><strong>Eredet:<\/strong> A gr\u00e1n\u00e1t a k\u0151zetek nagy nyom\u00e1s \u00e9s h\u0151m\u00e9rs\u00e9klet alatti metamorf\u00f3zisa sor\u00e1n krist\u00e1lyosodik ki. Els\u0151sorban az agyagk\u00f6vek k\u0151zetekre \u00e9s szikl\u00e1kra t\u00f6rt\u00e9n\u0151 \u00e1talakul\u00e1sa sor\u00e1n keletkezik. Ez az \u00e1sv\u00e1ny gyakran j\u00f3l fejlett, tizenk\u00e9tfal\u00fa krist\u00e1lyok form\u00e1j\u00e1ban jelenik meg.<\/li>\n\n\n\n<li style=\"line-height:1.3\"><strong>El\u0151fordul\u00e1s:<\/strong> A gr\u00e1n\u00e1tokat f\u0151k\u00e9nt metamorf\u00f3zissal \u00e1talakult k\u0151zetekben \u00e9s pegmatitokban tal\u00e1ljuk meg a vil\u00e1g minden t\u00e1j\u00e1n. Jelent\u0151s lel\u0151helyek tal\u00e1lhat\u00f3k Indi\u00e1ban, Tanz\u00e1ni\u00e1ban, K\u00edn\u00e1ban \u00e9s Braz\u00edli\u00e1ban. A mi k\u00f6v\u00fcnk a braz\u00edliai Tocantins \u00e1llamban tal\u00e1lhat\u00f3 Rodolita b\u00e1ny\u00e1b\u00f3l sz\u00e1rmazik.<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile\" style=\"grid-template-columns:16% auto\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"769\" src=\"https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Ruzenin-1024x769.jpg\" alt=\"\" class=\"wp-image-453 size-full\" srcset=\"https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Ruzenin-1024x769.jpg 1024w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Ruzenin-300x225.jpg 300w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Ruzenin-768x576.jpg 768w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Ruzenin-1536x1153.jpg 1536w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Ruzenin-2048x1537.jpg 2048w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Ruzenin-16x12.jpg 16w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<p><strong>R\u00d3ZSAKVARC (Braz\u00edlia)<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li style=\"line-height:1.3\"><strong>Jellemz\u0151k:<\/strong> A r\u00f3zsakvarc a kvarc vil\u00e1gos \u00e9s m\u00e9ly r\u00f3zsasz\u00edn\u0171 v\u00e1ltozata, amely gyakran tejszer\u0171. M\u00edg kor\u00e1bban \u00fagy gondolt\u00e1k, hogy a mang\u00e1n jelenl\u00e9te felel\u0151s a sz\u00edn\u00e9\u00e9rt, \u00fajabb tudom\u00e1nyos vizsg\u00e1latok kimutatt\u00e1k, hogy a sz\u00ednt val\u00f3j\u00e1ban a dumortierit \u00e1sv\u00e1ny finom z\u00e1rv\u00e1nyai okozz\u00e1k. A r\u00f3zsakvarc nagyon n\u00e9pszer\u0171 \u00e9kszerekben \u00e9s d\u00edsz\u00edt\u0151k\u00f6vekk\u00e9nt.<\/li>\n\n\n\n<li style=\"line-height:1.3\"><strong>Eredet:<\/strong> A pegmatitos erek bels\u0151 r\u00e9szeiben k\u00e9pz\u0151dik, ahol lassan krist\u00e1lyosodik ki \u00e1sv\u00e1nyi oldatokb\u00f3l. A k\u0151 r\u00f3zsasz\u00edn sz\u00edne a napf\u00e9ny hat\u00e1s\u00e1ra fokozatosan kifakulhat.<\/li>\n\n\n\n<li style=\"line-height:1.3\"><strong>El\u0151fordul\u00e1s:<\/strong> A legt\u00f6bb r\u00f3zsakvarcot Braz\u00edli\u00e1ban \u00e9s Madagaszk\u00e1ron b\u00e1ny\u00e1ssz\u00e1k, de megtal\u00e1lhat\u00f3 az USA-ban, Indi\u00e1ban \u00e9s a Cseh K\u00f6zt\u00e1rsas\u00e1gban (pl. a Felvid\u00e9ken) is. Ez a k\u0151 a braz\u00edliai Minas Gerais \u00e1llam b\u00e1ny\u00e1ib\u00f3l sz\u00e1rmazik.<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile\" style=\"grid-template-columns:16% auto\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"767\" src=\"https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Sopecna_brekcie-1024x767.jpg\" alt=\"\" class=\"wp-image-454 size-full\" srcset=\"https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Sopecna_brekcie-1024x767.jpg 1024w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Sopecna_brekcie-300x225.jpg 300w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Sopecna_brekcie-768x575.jpg 768w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Sopecna_brekcie-1536x1151.jpg 1536w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Sopecna_brekcie-16x12.jpg 16w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Sopecna_brekcie.jpg 1603w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<p><strong>VULKANIKUS BRECCSA (Peru)<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li style=\"line-height:1.3\"><strong>Jellemz\u0151k:<\/strong> A vulk\u00e1ni breccsa cementtel meger\u0151s\u00edtett vulk\u00e1ni k\u0151zetdarabokb\u00f3l \u00e1ll\u00f3 k\u0151zet. K\u00fcl\u00f6nb\u00f6z\u0151 sz\u00edneket \u00e9s text\u00far\u00e1kat tartalmazhat, ami gyakran \"vad\" megjelen\u00e9st k\u00f6lcs\u00f6n\u00f6z neki. Egyedi megjelen\u00e9se miatt sz\u00edvesen haszn\u00e1lj\u00e1k \u00e9kszerek \u00e9s d\u00edszt\u00e1rgyak k\u00e9sz\u00edt\u00e9s\u00e9hez.<\/li>\n\n\n\n<li style=\"line-height:1.3\"><strong>Eredet:<\/strong> A k\u0151zet robban\u00e1sszer\u0171 vulk\u00e1ni tev\u00e9kenys\u00e9g sor\u00e1n keletkezik - a kit\u00f6r\u00e9s sz\u00e9tszak\u00edtja a k\u0151zetet, amely azt\u00e1n hamuval \u00e9s l\u00e1v\u00e1val keveredik. A nyom\u00e1s \u00e9s a h\u0151 hat\u00e1s\u00e1ra ez a kever\u00e9k fokozatosan szil\u00e1rd k\u0151zett\u00e9 szil\u00e1rdul.<\/li>\n\n\n\n<li style=\"line-height:1.3\"><strong>El\u0151fordul\u00e1s: <\/strong>A vulkanikus breccs\u00e1k vulk\u00e1ni aktivit\u00e1s\u00fa z\u00f3n\u00e1khoz kapcsol\u00f3dnak. A mi k\u00f6v\u00fcnk Perub\u00f3l sz\u00e1rmazik.<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile\" style=\"grid-template-columns:16% auto\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"805\" height=\"604\" src=\"https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Kalcit_zluty.jpg\" alt=\"\" class=\"wp-image-455 size-full\" srcset=\"https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Kalcit_zluty.jpg 805w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Kalcit_zluty-300x225.jpg 300w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Kalcit_zluty-768x576.jpg 768w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Kalcit_zluty-16x12.jpg 16w\" sizes=\"auto, (max-width: 805px) 100vw, 805px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<p><strong>S\u00c1RGA KALCIT (Mexik\u00f3)<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li style=\"line-height:1.3\"><strong>Jellemz\u0151k:<\/strong> A kalcit vagy kalcium-karbon\u00e1t a szennyez\u0151d\u00e9sek tartalm\u00e1t\u00f3l f\u00fcgg\u0151en sz\u00e1mos sz\u00ednv\u00e1ltozatban fordul el\u0151. A kalcitban nagyra becs\u00fclt s\u00e1rg\u00e1s-narancsos sz\u00ednt a mang\u00e1n- \u00e9s vastartalomnak k\u00f6sz\u00f6nheti. Nagyon t\u00f6r\u00e9keny \u00e9s hasad\u00e9kony k\u0151, ez\u00e9rt csak k\u00e9zzel dolgozz\u00e1k meg.<\/li>\n\n\n\n<li style=\"line-height:1.3\"><strong>Eredet:<\/strong> Hidrotermikusan k\u00e9pz\u0151dik hidrotermikus oldatokban, amelyek gazdagok <em>CaCO3<\/em>&nbsp; (kalcit), amely olyan elemekkel, mint a vas \u00e9s a mang\u00e1n, egyidej\u0171leg \u00fcledezik le.<\/li>\n\n\n\n<li style=\"line-height:1.3\"><strong>El\u0151fordul\u00e1s:<\/strong> Az \u00e9szak-mexik\u00f3i karbon\u00e1tos k\u0151zetlel\u0151helyekb\u0151l hatalmas erezet\u0171 s\u00e1rga kalcitot termelnek, amelyet iparilag b\u00e1ny\u00e1sznak. A b\u00e1ny\u00e1szat sor\u00e1n a feldolgoz\u00e1sra alkalmas min\u0151s\u00e9g szerint v\u00e1logatj\u00e1k. Ezt a k\u00f6vet a legjobb min\u0151s\u00e9g\u0171 nyersanyagb\u00f3l dolgozt\u00e1k fel.<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile\" style=\"grid-template-columns:16% auto\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Kremen_modry-1024x768.jpg\" alt=\"\" class=\"wp-image-456 size-full\" srcset=\"https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Kremen_modry-1024x768.jpg 1024w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Kremen_modry-300x225.jpg 300w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Kremen_modry-768x576.jpg 768w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Kremen_modry-1536x1152.jpg 1536w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Kremen_modry-16x12.jpg 16w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Kremen_modry.jpg 1974w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<p><strong>K\u00c9K KVARC (Braz\u00edlia)<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li style=\"line-height:1.3\"><strong>Jellemz\u0151k:<\/strong> A k\u00e9k kvarc, n\u00e9ha k\u00e9k aventurin, a kriptokrist\u00e1lyos kvarc egy nagyon \u00e9rdekes sz\u00edn\u0171 v\u00e1ltozata. K\u00e9k sz\u00edn\u00e9t a kvarct\u00f6megben elsz\u00f3rtan tal\u00e1lhat\u00f3 dumortierit \u00e1sv\u00e1ny finom krist\u00e1lyainak k\u00f6sz\u00f6nheti. A dumortierit-bes\u00fcl\u00e9sek intenzit\u00e1s\u00e1t\u00f3l f\u00fcgg\u0151en a kvarc sz\u00edne a vil\u00e1gosk\u00e9kt\u0151l a m\u00e9lyk\u00e9kig v\u00e1ltozik.<\/li>\n\n\n\n<li style=\"line-height:1.3\"><strong>Eredet:<\/strong> A k\u00e9k kvarc k\u00e9pz\u0151d\u00e9se hossz\u00fa t\u00e1v\u00fa folyamat, amely m\u00e9lyen a f\u00f6ldfelsz\u00edn alatt zajlik. A szil\u00edciumvegy\u00fcletekben gazdag magma lass\u00fa leh\u0171l\u00e9se sor\u00e1n krist\u00e1lyosodik ki a kvarc. Ha a k\u00f6rnyez\u0151 ter\u00fclet vas- \u00e9s alum\u00edniumtartalma megemelkedik, a krist\u00e1lyos kvarct\u00f6megben a dumortierit \u00e1sv\u00e1ny z\u00e1rv\u00e1nyai k\u00e9pz\u0151dhetnek - ezek okozz\u00e1k az egy\u00e9bk\u00e9nt sz\u00fcrk\u00e9sfeh\u00e9r kvarc k\u00e9s\u0151bbi k\u00e9k elsz\u00ednez\u0151d\u00e9s\u00e9t.<\/li>\n\n\n\n<li style=\"line-height:1.3\"><strong>El\u0151fordul\u00e1s:<\/strong> A k\u00e9k kvarc f\u0151 lel\u0151helyei Braz\u00edli\u00e1ban, Minas Gerais \u00e1llamban tal\u00e1lhat\u00f3k. Innen sz\u00e1rmazik ez a k\u0151.<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile\" style=\"grid-template-columns:16% auto\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Hematit-1024x768.jpg\" alt=\"\" class=\"wp-image-457 size-full\" srcset=\"https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Hematit-1024x768.jpg 1024w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Hematit-300x225.jpg 300w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Hematit-768x576.jpg 768w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Hematit-1536x1152.jpg 1536w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Hematit-16x12.jpg 16w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_Hematit.jpg 1850w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<p><strong>HEMATIT (Braz\u00edlia)<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li style=\"line-height:1.3\"><strong>Jellemz\u0151k:<\/strong> A hematit, azaz a vasoxid, a term\u00e9szetben igen nagy mennyis\u00e9gben fordul el\u0151. A legjobb min\u0151s\u00e9g\u0171 k\u00f6vek \u00e9kszerekben val\u00f3 felhaszn\u00e1l\u00e1sra is alkalmasak. Vonz\u00f3 f\u00e9mes csillog\u00e1sa miatt kab\u00f3c\u00e1k \u00e9s d\u00edszt\u00e1rgyak k\u00e9sz\u00edt\u00e9s\u00e9re haszn\u00e1lj\u00e1k. A kark\u00f6t\u0151k \u00e9s nyakl\u00e1ncok is nagyon n\u00e9pszer\u0171ek, de ezek k\u00e9sz\u00edt\u00e9s\u00e9hez t\u00f6bbnyire szintetikusan el\u0151\u00e1ll\u00edtott k\u00f6veket haszn\u00e1lnak.<\/li>\n\n\n\n<li style=\"line-height:1.3\"><strong>Eredet: <\/strong>A hematit f\u0151k\u00e9nt metamorf\u00f3zissal \u00e1talakult (\u00e1talak\u00edtott) s\u00e1vos vask\u00e9pz\u0151dm\u00e9nyekben fordul el\u0151. Ezek vasban \u00e9s kvarcban gazdag r\u00e9teges k\u0151zetek.<\/li>\n\n\n\n<li style=\"line-height:1.3\"><strong>El\u0151fordul\u00e1s:<\/strong> Jelent\u0151s lel\u0151helyek tal\u00e1lhat\u00f3k Braz\u00edli\u00e1ban, Minas Gerais \u00e1llamban. Itt magas vastartalm\u00fa (ak\u00e1r 65 %) anyagot b\u00e1ny\u00e1sznak, amely alkalmas az \u00e9kszerek k\u00e9sz\u00edt\u00e9s\u00e9re. A mi k\u00f6v\u00fcnk is err\u0151l a ter\u00fcletr\u0151l sz\u00e1rmazik.<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"992\" height=\"1024\" src=\"https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_mapa-992x1024.jpg\" alt=\"\" class=\"wp-image-468\" srcset=\"https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_mapa-992x1024.jpg 992w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_mapa-291x300.jpg 291w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_mapa-768x793.jpg 768w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_mapa-1488x1536.jpg 1488w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_mapa-1984x2048.jpg 1984w, https:\/\/mincool.org\/wp-content\/uploads\/2025\/08\/Amerika_mapa-12x12.jpg 12w\" sizes=\"auto, (max-width: 992px) 100vw, 992px\" \/><\/figure>","protected":false},"excerpt":{"rendered":"<p>Csatlakozzon hozz\u00e1nk, hogy bepillant\u00e1st nyerjen a hatalmas amerikai kontinens elk\u00e9peszt\u0151 \u00e1sv\u00e1nykincseibe. T\u00f6rmel\u00e9kes k\u00f6vekb\u0151l \u00e1ll\u00f3 gy\u0171jtem\u00e9ny\u00fcnkben ritka k\u00f6veket mutatunk be Amerika k\u00fcl\u00f6nb\u00f6z\u0151 r\u00e9szeir\u0151l, a hatalmas hegyekt\u0151l a m\u00e9ly erd\u0151kig.<\/p>","protected":false},"author":1,"featured_media":421,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[],"class_list":["post-401","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-category-2"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/mincool.org\/hu\/wp-json\/wp\/v2\/posts\/401","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mincool.org\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mincool.org\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mincool.org\/hu\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mincool.org\/hu\/wp-json\/wp\/v2\/comments?post=401"}],"version-history":[{"count":8,"href":"https:\/\/mincool.org\/hu\/wp-json\/wp\/v2\/posts\/401\/revisions"}],"predecessor-version":[{"id":469,"href":"https:\/\/mincool.org\/hu\/wp-json\/wp\/v2\/posts\/401\/revisions\/469"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mincool.org\/hu\/wp-json\/wp\/v2\/media\/421"}],"wp:attachment":[{"href":"https:\/\/mincool.org\/hu\/wp-json\/wp\/v2\/media?parent=401"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mincool.org\/hu\/wp-json\/wp\/v2\/categories?post=401"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mincool.org\/hu\/wp-json\/wp\/v2\/tags?post=401"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}